/// Provider-neutral token accounting shared by local and provider results.
#[derive(Debug, Clone, Copy, PartialEq, Eq, Default)]pubstructTokenUsage{/// Number of input tokens reported for the request.
pubinput_tokens:Option<u32>,
/// Number of output tokens reported for the request.
puboutput_tokens:Option<u32>,
/// Total token count reported for the request.
pubtotal_tokens:Option<u32>,
}